Commit 75c375c0 authored Dec 02, 2018 by Sihyeon Jang Committed by Arnaldo Carvalho de Melo Dec 17, 2018

perf config: Modify size factor of snprintf

According to definition of snprintf, it gets size factor including
null('\0') byte.  So '-1' is not neccessary. Also it will be helpful
unfied style with other cases. (eg. builtin-script.c)

Signed-off-by: Sihyeon Jang <uneedsihyeon@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20181201154603.10093-1-uneedsihyeon@gmail.com

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent c8dd6ee5

tools/perf/util/config.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -815,14 +815,14 @@ int config_error_nonbool(const char *var)
		void set_buildid_dir(const char *dir)
		{
		if (dir)
		scnprintf(buildid_dir, MAXPATHLEN-1, "%s", dir);
		scnprintf(buildid_dir, MAXPATHLEN, "%s", dir);

		/* default to $HOME/.debug */
		if (buildid_dir[0] == '\0') {
		char *home = getenv("HOME");

		if (home) {
		snprintf(buildid_dir, MAXPATHLEN-1, "%s/%s",
		snprintf(buildid_dir, MAXPATHLEN, "%s/%s",
		home, DEBUG_CACHE_DIR);
		} else {
		strncpy(buildid_dir, DEBUG_CACHE_DIR, MAXPATHLEN-1);